Persistent identifier https://phaidra.univie.ac.at/o:1529440
Handle https://hdl.handle.net/11353/10.1529440
URI https://valep.vc.univie.ac.at/virtualarchive/public/Eva_Hempel_to_Carnap_Ina_Carnap_1936-08-06_L_Original/dv:848244